Libelle is a filler character in the 07-Ghost anime, and is one of the few female recurring characters in the series. Sister Libelle is one of main three nuns that work in the Church doing jobs, such as cooking, cleaning, and manual labour, and is often seen together with Sister Athena and Sister Rosalie. Out of the three sisters, Sister Libelle is the eldest, and is recognised by her pink hair and blue eyes. She does not appear in the manga.